Short answer

You can revoke access to any app that you have previously connected through your Arrow account. This removes the app’s permission to access your trading data and account information. You can revoke access to apps by following these steps:

Arrow web

Click on the client ID.

Click on My Profile.

Click on Apps.

Click on Revoke.

Arrow app

Tap on the Client ID.

Tap on Connected Apps.

Tap on the app to which access is to be revoked.

Tap on Revoke.